Gleichenia |
Gleichenia concavisporites
|
USSR(WSL) |
Aptian |
Oligocene |
Gleichenia |
Gleichenia concavisporites
|
W.Germany |
Middle Senonian |
Early Tertiary |
Gleichenia |
Gleichenia conflexa
|
USSR(Russian Platform) |
Late Cretaceous |
|
Gleichenia |
Gleichenia conflexa
|
USSR(Primorsk Kray) |
Late Cretaceous |
|
Gleichenia |
Gleichenia conflexa
|
USSR(Siberia) |
Early Cretaceous |
|
Gleichenia |
Gleichenia decora
|
USSR(Siberia) |
Early Cretaceous |
|
Gleichenia |
Gleichenia decora
|
USSR(Russian Platform) |
Late Cretaceous |
|
Gleichenia |
Gleichenia delicata
|
USSR |
Late Jurassic |
Oligocene |
Gleichenia |
Gleichenia delicata
|
USSR(Ukrainian SSR) |
Late Jurassic |
Oligocene |
Gleichenia |
Gleichenia delicata
|
USSR(Kazakh SSR) |
Late Jurassic |
Oligocene |
Gleichenia |
Gleichenia delicata
|
USSR(Pre-Urals) |
Aptian |
|
Gleichenia |
Gleichenia delicata
|
USSR(Pre-Urals) |
Aptian |
Oligocene |
Gleichenia |
Gleichenia delicata
|
W.Germany |
Middle Senonian |
Early Tertiary |
Gleichenia |
Gleichenia dicarpoides
|
Eurasia |
Middle Jurassic |
Early Tertiary |
Gleichenia |
Gleichenia dicarpoides
|
North America |
Middle Jurassic |
Early Tertiary |
Gleichenia |
Gleichenia dicarpoides
|
Australia |
Middle Jurassic |
Early Tertiary |
Gleichenia |
Gleichenia glabriniformis
|
USSR(Ukrainian SSR) |
Late Jurassic |
Oligocene |